namespace Windows.Storage
{
    [ContractVersion(typeof(UniversalApiContract), 65536U)]
    [DefaultMember("Item")]
    [ProjectedRuntimeClass(typeof(IPropertySet))]
    [SupportedOSPlatform("Windows10.0.10240.0")]
    [WindowsRuntimeHelperType(typeof(ApplicationDataContainerSettings))]
    [WindowsRuntimeType("Windows.Foundation.UniversalApiContract")]
    public sealed class ApplicationDataContainerSettings : ICollection<KeyValuePair<string, object>>, IDictionary<string, object>, IEnumerable, IEnumerable<KeyValuePair<string, object>>, IEquatable<ApplicationDataContainerSettings>, ICustomQueryInterface, IDynamicInterfaceCastable, IUnmanagedVirtualMethodTableProvider, IObservableMap<string, object>, IPropertySet, IWinRTObject
    {
        public bool ContainsKey(string key);
    }
}